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Micron C400-MTFDDAK256MAM

C400 RealSSD 256GB

▲ 5012 ▼

Release date ≤ Q4 2013.

Average Bench: 55.4% (847th of 1072)

more Based on 11,652 user benchmarks.  Models: C400-MTFDDAK256MAM, C400-MTFDDAC256MAM, MTFDDAK2 MTFDDAK256MAM-1K, Micron C400 RealSSD 2.5" 7mm 256GB, MTFDDAK256MAM-1K, Micron C400 RealSSD 2., MTFDDAK256MAM-1K1, MTFDDAK256MAM-1K12
Poor: 41%Average: 55.4% Great: 69%

Popular builds with this SSD

Average average bench

The Micron C400 RealSSD 256GB averaged 44.5% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Write Speed 65.7MB/s
Avg. 4K Random Read Speed 18.4MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Micron C400 RealSSD 256GB is 28.5%. This is a relatively narrow range which indicates that the Micron C400 RealSSD 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 23.6MB/s
Avg. Sustained Write Speed 182MB/s
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Average Bench

(Based on 11,652 samples)
Rank 84755.4%
Min Avg Max
317 Read 383 433
50 Write 213 261
85.9 Mixed 225 258
48.8 SusWrite 182 257
55.9% 251 MB/s
Min Avg Max
11 4K Read 18.4 23.1
32.7 4K Write 65.7 98.9
9.73 4K Mixed 13.6 16.4
80% 32.6 MB/s
Min Avg Max
90 DQ Read 127 180
50.1 DQ Write 127 223
16.7 DQ Mixed 23.6 32.1
46.1% 92.4 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
31GB free
Firmware: 08TH
SusWrite @10s intervals: 245 240 250 245 244 236 MB/s
65.4% Good
Read 412
Write 258
Mixed 246
SusWrite 244
65% 290 MB/s
4K Read 21.4
4K Write 91
4K Mixed 15.3
100% 42.6 MB/s
DQ Read 115
DQ Write 108
DQ Mixed 23.1
42% 81.9 MB/s
237GB free
Firmware: 040H
SusWrite @10s intervals: 220 241 267 255 249 246 MB/s
64.3% Good
Read 418
Write 266
Mixed 247
SusWrite 246
66% 294 MB/s
4K Read 22.1
4K Write 79.3
4K Mixed 15.2
95% 38.9 MB/s
DQ Read 114
DQ Write 106
DQ Mixed 23.7
42% 81.2 MB/s
179GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 238 239 250 220 214 249 MB/s
57.3% Above average
Read 404
Write 249
Mixed 242
SusWrite 235
63% 283 MB/s
4K Read 16.8
4K Write 59.3
4K Mixed 13.9
75% 30 MB/s
DQ Read 112
DQ Write 105
DQ Mixed 23.7
41% 80.3 MB/s
42GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 177 141 90 62 68 106 MB/s
49.8% Average
Read 388
Write 230
Mixed 249
SusWrite 107
54% 244 MB/s
4K Read 18.9
4K Write 57.9
4K Mixed 14.1
77% 30.3 MB/s
DQ Read 116
DQ Write 108
DQ Mixed 23.7
42% 82.6 MB/s
71GB free (System drive)
Firmware: 04TH
SusWrite @10s intervals: 169 124 119 128 89 92 MB/s
49.4% Average
Read 391
Write 250
Mixed 258
SusWrite 120
57% 255 MB/s
4K Read 18.5
4K Write 51.8
4K Mixed 13.6
73% 28 MB/s
DQ Read 115
DQ Write 108
DQ Mixed 23.4
42% 82.3 MB/s
198GB free
Firmware: 08TH
SusWrite @10s intervals: 162 193 199 208 192 192 MB/s
48.3% Average
Read 364
Write 233
Mixed 225
SusWrite 191
56% 253 MB/s
4K Read 12.5
4K Write 52.9
4K Mixed 11.4
62% 25.6 MB/s
DQ Read 105
DQ Write 71.5
DQ Mixed 22.9
35% 66.6 MB/s
135GB free (System drive)
Firmware: 070H
SusWrite @10s intervals: 178 192 187 196 146 160 MB/s
44.4% Average
Read 367
Write 180
Mixed 234
SusWrite 176
53% 239 MB/s
4K Read 16.4
4K Write 36.3
4K Mixed 6.8
53% 19.8 MB/s
DQ Read 101
DQ Write 72.8
DQ Mixed 20.5
33% 64.9 MB/s
78GB free (System drive)
Firmware: 070H
SusWrite @10s intervals: 45 45 45 48 49 48 MB/s
44.1% Average
Read 405
Write 48.6
Mixed 84.5
SusWrite 46.8
31% 146 MB/s
4K Read 19.4
4K Write 48.2
4K Mixed 13.9
73% 27.2 MB/s
DQ Read 116
DQ Write 43.9
DQ Mixed 23.2
32% 61.1 MB/s
89GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 13 9.4 9.8 10 14 11 MB/s
32% Below average
Read 298
Write 212
Mixed 203
SusWrite 11.1
40% 181 MB/s
4K Read 14.9
4K Write 37.6
4K Mixed 12.2
58% 21.6 MB/s
DQ Read 19.4
DQ Write 71
DQ Mixed 14.2
20% 34.9 MB/s
11,652 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,696,646 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical C400 RealSSD 256GB Builds (Compare 5,666 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 12%
Tree trunk
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 11%
Tree trunk

System: HP Z420 Workstation

CPU
Xeon E5-1620 0Intel  $345Bench 70%, 17,464 samples1,499x
Xeon E5-1650 v2Intel  $635Bench 76%, 10,921 samples772x
Xeon E5-1620 v2Intel  $345Bench 71%, 10,301 samples686x
GPU
Quadro K2000NvidiaBench 7%, 13,526 samples495x
Quadro K4000NvidiaBench 13%, 11,114 samples304x
GTX 1050-TiNvidia  $59Bench 29%, 946,701 samples261x
SSD
C400 RealSSD 256GBMicronBench 55%, 11,652 samples129x
RAM
M391B5273DH0-CK0 4x4GBSamsungBench 72%, 618 samples65x
M391B5273DH0-CK0 8x4GBSamsungBench 89%, 244 samples56x
9JSF51272AZ-1G9E2 4x4GBMicronBench 78%, 366 samples55x
EDIT WITH CUSTOM PC BUILDER Value: 66% - Good Total price: $345

Popular C400 RealSSD 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

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How it works

  • - Download and run UserBenchmark
  • - CPU tests include: integer, floating and string
  • - GPU tests include: six 3D game simulations
  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
  • - SkillBench (space shooter) tests user input accuracy
  • - Reports are generated and presented on userbenchmark.com
  • - Identify the strongest components in your PC
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  • - Compare your components to the current market leaders
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Solid State Drive Rankings (Price vs Performance) April 2024 SSD Rankings

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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 Frequently Asked Questions

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $15Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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